CASE 53 (July 2010)

Clinical information

A previously healthy 53-year-old woman presented with a 3-day history of increasing abdominal pain. On physical examination, acute abdomen was diagnosed. CT showed right retroperitoneal hematoma, wich involved the upper renal pole and looked like a mass. She presented acute anemia.

The patient underwent an exploratory laparotomy and because of what was found a nephrectomy was performed (see Figure 1).

See the microscopic images. What is your diagnosis?

Figure 1.

Figure 2. H&E, X100.

Figure 3. H&E, X200.

Figure 4. H&E, X400.

Figure 5. H&E, X400.

Figure 6. H&E , X400.

Figure 7. H&E, X200.

Wath is your diagnosis?

See diagnosis and discussion

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